Alaska Airlines Flights from Austin to San Diego

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Lowest fares from Austin to San Diego

Jun 2025
From$389*
Seen: 12 hours ago
Flight Type One Way|Saver
$133
$593
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    • Range$133-$593

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights Austin to San Diego.*

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    One-way low-fare flights Austin to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 12, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 15, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 17, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 20, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 24, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 25, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Aug 26, 2025

    From

    $109

    Seen: 17 hours ago

    Austin (AUS)San Diego (SAN)One-way
    |
    Saver    		Depart: Sep 6, 2025

    From

    $109

    Seen: 17 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    Looking for more? See other routes